Home / 14,315.39-21,462.71-9,623.76

Finding the Fourth Proportional to 14,315.39, 21,462.71 and 9,623.76

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Solution

The fourth proportional to 14,315.39, 21,462.71 and 9,623.76 is: 14,428.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,315.39 : 21,462.71 = 9,623.76 : x
  2. Step 2: Convert to fraction form
    14,315.39/21,462.71 = 9,623.76/x
  3. Step 3: Cross multiply
    14,315.39x = 21,462.71 × 9,623.76
  4. Step 4: Simplify right side
    14,315.39x = 206,552,020.40
  5. Step 5: Solve for x
    x = 206,552,020.40/14,315.39
  6. Step 6: Final answer
    x = 14,428.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.